---
title: Sui Essentials
description: Collection of core Sui concepts that developers use to create objects and interact with them on the Sui blockchain. 
keywords: [ working with ptbs, ptbs, using events, shared object, owned objects, on-chain time, objects, events, programmable transaction blocks, sui 101, essential sui ]
pagination_prev: null
---

Follow these guides to learn about essential Sui concepts.

<Cards>
<Card title="Object Ownership" href="/guides/developer/sui-101/object-ownership" />
<Card title="Using Events" href="/guides/developer/sui-101/using-events" />
<Card title="Access Sui Data" href="/concepts/data-access/data-serving" />
<Card title="Access On-Chain Time" href="/guides/developer/sui-101/access-time" />
<Card title="Connect to a Local Network" href="/guides/developer/sui-101/local-network" />
</Cards>

## Signing & sending transactions 

Learn about signing and sending transactions.

<Cards>
<Card title="Sponsored Transactions" href="/guides/developer/sui-101/sponsor-txn" />
<Card title="Avoid Equivocation" href="/concepts/sui-architecture/epochs" />
<Card title="Building PTBs" href="/guides/developer/sui-101/building-ptb" />
<Card title="Coin Management" href="/guides/developer/sui-101/coin-mgt" />
<Card title="Simulating References" href="/guides/developer/sui-101/simulating-refs" />
</Cards>
